diff --git a/UPGRADING b/UPGRADING
index cb42911ac46..8b6f8cd3ce3 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -13,7 +13,8 @@ PHP X.Y UPGRADE NOTES
 9. Other Changes to Extensions
 10. New Global Constants
 11. Changes to INI File Handling
-12. Other Changes
+12. Windows Support
+13. Other Changes
 
 
 ========================================
@@ -28,6 +29,9 @@ PHP X.Y UPGRADE NOTES
 2. New Features
 ========================================
 
+- Core
+  . Support for strings with length >= 2^31 bytes in 64 bit builds
+
 - Standard
   . intdiv() function for integer division added.
 
@@ -79,9 +83,16 @@ PHP X.Y UPGRADE NOTES
 11. Changes to INI File Handling
 ========================================
 
+========================================
+12. Windows Support
+========================================
+
+- Core
+  . Support for native 64 bit integers in 64 bit builds
+  . Support for large files in 64 bit builds
 
 ========================================
-12. Other Changes
+13. Other Changes
 ========================================
 
 - Standard